import java.math.BigDecimal;
import java.util.Scanner;

public class day230418 {
    // 快到碗里来
    // 2^128
    // 使用BigDecimal
    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);
        while (scanner.hasNext()) {
            // 构造BigDecimal, 传入字符串
            BigDecimal n = new BigDecimal(scanner.next());
            BigDecimal r = new BigDecimal(scanner.next());
            // multiply 相乘
            BigDecimal l = r.multiply(BigDecimal.valueOf(2 * 3.14));
            // compareTo 比较大小
            if(n.compareTo(l) <= 0) {
                System.out.println("Yes");
            } else {
                System.out.println("No");
            }
        }
    }
    public static void main2(String[] args) {
        Scanner scanner = new Scanner(System.in);
        while (scanner.hasNext()) {
            double n = scanner.nextDouble();
            double r = scanner.nextDouble();
            double l = ( 2 * 3.14 * r);
            if(n <= l) {
                System.out.println("Yes");
            } else {
                System.out.println("No");
            }
        }
    }

    // 跳台阶问题扩展
    // f(1) = 1
    // f(n) = f(1) + ... + f(n-1) + 1
    public static int jumpFloorII (int number) {
        int[] dp = new int[number];
        dp[0] = 1;
        for (int i = 1; i < number; i++) {
            for (int j = 0; j < i; j++) {
                dp[i] += dp[j];
            }
            dp[i]++;
        }
        return dp[number - 1];
    }

    public static int jumpFloorII2 (int number) {
        return 1 << --number;
    }


    public static void main1(String[] args) {
        System.out.println(jumpFloorII(4));
    }
}
